Tags: Chemical Compound, Chemical Substance.
Monosodium citrate or sodium dihydrogen citrate is an acid salt with the chemical formula NaH2C6H5O7 or C3H4OH(COOH)2COONa. Since it has two remaining open spots on the citrate anion it is used as a relatively strong sequestrant. It is used to prevent platelet clumping in blood samples. It is one of the 3 citric acid salts.